gcc/ChangeLog

   1 2013-02-08  Richard Biener  <rguenther@suse.de>
   2
   3         PR middle-end/56181
   4         * cfgloop.h (flow_loops_find): Adjust.
   5         (bb_loop_header_p): Declare.
   6         * cfgloop.c (bb_loop_header_p): New function split out from ...
   7         (flow_loops_find): ... here.  Adjust function signature,
   8         support incremental loop structure update.
   9         (verify_loop_structure): Cleanup.  Verify a loop is a loop.
  10         * cfgloopmanip.c (fix_loop_structure): Move ...
  11         * loop-init.c (fix_loop_structure): ... here.
  12         (apply_loop_flags): Split out from ...
  13         (loop_optimizer_init): ... here.
  14         (fix_loop_structure): Use apply_loop_flags.  Use flow_loops_find
  15         in incremental mode, only remove dead loops here.
  16
  17 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
  18
  19         PR target/54222
  20         * config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
  21         * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
  22         (round<mode>3, round<mode>3_const): New expanders for fixed-mode.
  23         (*round<mode>3.libgcc): New insns for fixed-modes.
  24         * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
  25         (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
  26         (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
  27         * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
  28         implementations.  Define to __builtin_avr_absFX,
  29         __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
  30         (roundFX, countlsFX): Define to __builtin_avr_roundFX,
  31         __builtin_avr_countlsFX, respectively.
  32         * config/avr/avr-c.c (target.h): Include it.
  33         (enum avr_builtin_id): New enum.
  34         (avr_resolve_overloaded_builtin): New static function.
  35         (avr_register_target_pragmas): Use it to set
  36         targetm.resolve_overloaded_builtin.
  37         * config/avr/avr.c (avr_init_builtins): Supply myriads of local
  38         tree nodes used by DEF_BUILTIN.
  39         (avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
  40         (avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
  41         <AVR_BUILTIN_xxBITS>: Same.
  42
  43 2013-02-08  Richard Biener  <rguenther@suse.de>
  44
  45         * cfgloop.c (verify_loop_structure): Properly handle
  46         a loop exiting to another loop header.
  47         * ira-int.h (ira_loops): Remove.
  48         * ira.c (ira_loops): Remove.
  49         (ira): Use loop_optimizer_init and loop_optimizer_finalize.
  50         (do_reload): Use loop_optimizer_finalize.
  51         * ira-build.c (create_loop_tree_nodes): Use get_loops and
  52         number_of_loops to access the loop tree.
  53         (more_one_region_p): Likewise.
  54         (finish_loop_tree_nodes): Likewise.
  55         (rebuild_regno_allocno_maps): Likewise.
  56         (mark_loops_for_removal): Likewise.
  57         (mark_all_loops_for_removal): Likewise.
  58         (remove_unnecessary_regions): Likewise.
  59         (ira_build): Likewise.
  60         * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
  61
  62 2013-02-08  Richard Biener  <rguenther@suse.de>
  63
  64         * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
  65         * ipa-pure-const.c (analyze_function): Avoid calling
  66         mark_irreducible_loops twice.
  67         * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops
  68         for fixup.
  69
  70 2013-02-07  David S. Miller  <davem@davemloft.net>
  71
  72         * dwarf2out.c (based_loc_descr): Perform leaf register remapping
  73         on 'reg'.
  74         * var-tracking.c (vt_add_function_parameter): Test the presence of
  75         HAVE_window_save properly and do not remap argument registers when
  76         we have a leaf function.
  77
  78 2013-02-07  Uros Bizjak  <ubizjak@gmail.com>
  79
  80         PR bootstrap/56227
  81         * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
  82         instead of "ll".
  83         * config/i386/i386.c (ix86_print_operand): Ditto.
  84
  85 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
  86
  87         * lra-constraints.c (process_alt_operands): Fix recently added comment.
  88
  89 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
  90
  91         PR rtl-optimization/56225
  92         * lra-constraints.c (process_alt_operands): Check that reload hard
  93         reg can hold value for strict_low_part.
  94
  95 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
  96
  97         PR debug/56154
  98         * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
  99         dwarf2out_end_function.
 100         (in_first_function_p, maybe_at_text_label_p,
 101         first_loclabel_num_not_at_text_label): New variables.
 102         (dwarf2out_var_location): In the first function find out
 103         lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
 104         (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
 105         functions.
 106
 107 2013-02-07  Eric Botcazou  <ebotcazou@adacore.com>
 108
 109         PR rtl-optimization/56178
 110         * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
 111         SUBREG of a register.  Tidy up related block of code.
 112         * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
 113         note if the source is a register or a SUBREG of a register.
 114
 115 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
 116
 117         PR target/56228
 118         * config/rs6000/rs6000.md (ptrm): New mode attr.
 119         (call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
 120         call_value_indirect_aix<pttrsize>,
 121         call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
 122         m in constraints.
 123
 124 2013-02-07  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
 125
 126         * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
 127         if -bnortl. Convert to strcmp and strncmp.
 128
 129 2013-02-07  Alan Modra  <amodra@gmail.com>
 130
 131         PR target/54009
 132         * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
 133         addresses won't wrap when offsetting.
 134         (rs6000_secondary_reload): Provide secondary reloads needed for
 135         wrapping LO_SUM addresses.
 136
 137 2013-02-06  Thomas Schwinge  <thomas@codesourcery.com>
 138
 139         * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
 140         MACH, just __MACH__.
 141
 142 2013-02-06  Richard Biener  <rguenther@suse.de>
 143
 144         * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
 145         instead of calling fix_loop_structure.
 146
 147 2013-02-06  Jakub Jelinek  <jakub@redhat.com>
 148
 149         PR middle-end/56217
 150         * omp-low.c (use_pointer_for_field): Return false if
 151         lower_send_shared_vars doesn't generate any copy-out code.
 152
 153 2013-02-06  Tom de Vries  <tom@codesourcery.com>
 154
 155         PR rtl-optimization/56131
 156         * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
 157         to get the bb of a NOTE_INSN_BASIC_BLOCK.  Handle the case that the bb
 158         of the label is NULL.  Add comment.
 159
 160 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
 161
 162         * tree.h (struct tree_decl_with_vis): Remove thread_local field.
 163
 164         PR sanitizer/55374
 165         * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
 166         (STATIC_LIBTSAN_LIBS): Likewise.
 167         * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
 168         (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
 169         is defined, don't add anything else beyond that.
 170         (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
 171         (LINK_COMMAND_SPEC): Use them.
 172
 173         PR tree-optimization/56205
 174         * tree-stdarg.c (check_all_va_list_escapes): Return true if
 175         there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
 176         and some va_list_escape_vars SSA_NAME appears in some PHI argument.
 177
 178 2013-02-05  Richard Biener  <rguenther@suse.de>
 179
 180         PR tree-optimization/53342
 181         PR tree-optimization/53185
 182         * tree-vectorizer.h (vect_check_strided_load): Remove.
 183         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
 184         not disallow peeling for vectorized strided loads.
 185         (vect_check_strided_load): Make static and simplify.
 186         (vect_analyze_data_refs): Adjust.
 187         * tree-vect-stmts.c (vectorizable_load): Handle peeled loops
 188         correctly when vectorizing strided loads.
 189
 190 2013-02-05  Richard Biener  <rguenther@suse.de>
 191
 192         * doc/install.texi: Refer to ISL, not PPL.
 193
 194 2013-02-05  Jan Hubicka  <jh@suse.cz>
 195
 196         PR tree-optimization/55789
 197         * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
 198
 199 2013-02-05  Jan Hubicka  <jh@suse.cz>
 200
 201         PR tree-optimization/55789
 202         * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
 203         the dead call anyway.
 204
 205 2013-02-05  Eric Botcazou  <ebotcazou@adacore.com>
 206
 207         PR sanitizer/55374
 208         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
 209
 210 2013-02-04  Alexander Potapenko  <glider@google.com>
 211             Jack Howarth  <howarth@bromo.med.uc.edu>
 212             Jakub Jelinek  <jakub@redhat.com>
 213
 214         PR sanitizer/55617
 215         * config/darwin.c (sort_ctor_records): Stabilized qsort
 216         on constructor priority by using original position.
 217         (finalize_ctors): New routine to sort constructors by
 218         priority before use in assemble_integer.
 219         (machopic_asm_out_constructor): Use finalize_ctors if needed.
 220
 221 2013-02-04  Jakub Jelinek  <jakub@redhat.com>
 222
 223         PR libstdc++/54314
 224         * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
 225         about visibility on artificial decls.
 226         * config/sol2.c (solaris_assemble_visibility): Likewise.
 227
 228 2013-02-04  Kai Tietz  <ktietz@redhat.com>
 229
 230         PR target/56186
 231         * config/i386/i386.c (function_value_ms_64): Add additional valtype
 232         argument and improve checking of return-argument types for 16-byte
 233         modes.
 234         (ix86_function_value_1): Add additional valtype argument on call
 235         of function_value_64.
 236         (return_in_memory_ms_64): Sync 16-byte sized mode handling with
 237         handling infunction_value_64 function.
 238
 239 2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
 240
 241         * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
 242
 243 2013-02-04  Richard Biener  <rguenther@suse.de>
 244
 245         PR tree-optimization/56188
 246         * tree-ssa-structalias.c (label_visit): Consider case with
 247         initially non-empty points-to set.
 248         (perform_var_substitution): Dump node mapping and clean up.
 249
 250 2013-02-04  Richard Guenther  <rguenther@suse.de>
 251
 252         PR lto/56168
 253         * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
 254         node prevail as last resort.
 255         (lto_symtab_merge_decls): Remove guard on LTRANS here.
 256         (lto_symtab_prevailing_decl): Builtins are their own prevailing decl.
 257
 258 2013-02-04  Richard Biener  <rguenther@suse.de>
 259
 260         PR tree-optimization/56113
 261         * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
 262         Merge into ...
 263         (equiv_class_lookup_or_add): ... this.
 264         (label_visit): Adjust and fix error in previous patch.
 265         (perform_var_substitution): Adjust.
 266
 267 2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
 268
 269         * config/sh/divtab.c: Fix formatting and comments throughout the file.
 270         * config/sh/sh4-300.md: Likewise.
 271         * config/sh/sh4a.md: Likewise.
 272         * config/sh/constraints.md: Likewise.
 273         * config/sh/sh.md: Likewise.
 274         * config/sh/netbsd-elf.h: Likewise.
 275         * config/sh/predicates.md: Likewise.
 276         * config/sh/sh-protos.h: Likewise.
 277         * config/sh/ushmedia.h: Likewise.
 278         * config/sh/linux.h: Likewise.
 279         * config/sh/sh.c: Likewise.
 280         * config/sh/superh.h: Likewise.
 281         * config/sh/elf.h: Likewise.
 282         * config/sh/sh4.md: Likewise.
 283         * config/sh/sh.h: Likewise.
 284
 285 2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 286
 287         * config/pa/constraints.md: Adjust unused letters.  Change "T"
 288         constraint to match_test floating_point_store_memory_operand().
 289         * config/pa/predicates.md (reg_plus_base_memory_operand): New.
 290         (base14_operand): New.
 291         (floating_point_store_memory_operand): New.
 292         (integer_store_memory_operand): Revise to use base14_operand and
 293         reg_plus_base_memory_operand.
 294         (move_dest_operand): Allow symbolic_memory_operands.
 295         (symbolic_memory_operand): Check for LO_SOM.
 296         (symbolic_operand): Change default case to break.
 297         * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
 298         CONST_DOUBLE values to be reloaded by putting them into memory when
 299         the destination is a floating point register.
 300         (movdf): Remove code to handle CONST_DOUBLE.
 301         (movsf): Likewise.
 302         (reload_indf_r1): New.
 303         (reload_insf_r1): New.
 304         Consistently use "Q" and "T" constraints with integer and floating
 305         point move instructions, respectively.
 306         (movdi): Remove FAIL.
 307         Change predicate for source operand unamed DImode move from
 308         general_operand to move_src_operand.
 309         (umulsidi3): Change predicate for destination operand to
 310         register_operand.
 311         Likewise for similar unamed patterns.
 312         * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
 313         * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
 314         (hppa_legitimize_address): Simplify mask calculation.
 315         (pa_emit_move_sequence): Revised handling of secondary reloads from
 316         REG+D addresses for floating point loads and stores.  Directly handle
 317         loading CONST0_RTX (mode) to a floating point register.
 318         (pa_secondary_reload): Handle reloading DF and SFmode constant values
 319         to floating point registers.  Don't restrict secondary reloads to
 320         floating point registers to integer modes.  Revise some comments and
 321         cleanup some code.
 322         (TARGET_LEGITIMATE_ADDRESS_P): Define.
 323         (pa_legitimate_address_p): New.
 324         (pa_legitimize_reload_address): New.
 325         * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
 326         (STRICT_REG_OK_FOR_BASE_P): New.
 327         (GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
 328         (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
 329
 330 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
 331             Andrew Dixie  <andrewd@gentrack.com>
 332
 333         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
 334         flag set.
 335
 336 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
 337
 338         * expmed.c (extract_bit_field_1): Pass the full width of the
 339         structure to get_best_reg_extraction_insn.
 340
 341 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
 342
 343         PR target/54601
 344         * configure.ac (use_cxa_atexit): Add AIX.
 345         * configure: Regenerate.
 346
 347         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
 348
 349 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
 350
 351         PR debug/54793
 352         * final.c (need_profile_function): New variable.
 353         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
 354         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
 355         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
 356         notes, targetm.asm_out.function_prologue doesn't emit anything,
 357         HAVE_prologue and profiler should be emitted before prologue,
 358         set need_profile_function instead of emitting it.
 359         (final_scan_insn): If need_profile_function, emit
 360         profile_function on the first NOTE_INSN_BASIC_BLOCK or
 361         NOTE_INSN_FUNCTION_BEG note.
 362
 363 2013-02-01  Richard Henderson  <rth@redhat.com>
 364
 365         * config/rs6000/rs6000.md (smulditi3): New.
 366         (umulditi3): New.
 367
 368         * config/alpha/alpha.md (umulditi3): New.
 369
 370 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
 371
 372         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
 373         (ASM_OUTPUT_ALIGNED_LOCAL): New.
 374
 375 2013-02-01  Richard Biener  <rguenther@suse.de>
 376
 377         PR tree-optimization/56113
 378         * tree-ssa-structalias.c (label_visit): Reduce work for
 379         single-predecessor nodes.
 380
 381 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
 382
 383         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
 384         range isn't testing for zero.
 385
 386 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
 387
 388         PR middle-end/56113
 389         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
 390
 391 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
 392             Nick Clifton  <nickc@redhat.com>
 393
 394         * config/v850/constraints.md (Q): Define as a memory constraint.
 395         * config/v850/predicates.md (label_ref_operand): New predicate.
 396         (e3v5_shift_operand): New predicate.
 397         (ior_operator): New predicate.
 398         * config/v850/t-v850: Add e3v5 multilib.
 399         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
 400         (v850_gen_movdi): Prototype.
 401         * config/v850/v850.c: Add support for e3v5 architecture.
 402         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
 403         TARGET_V850E_UP.
 404         (construct_save_jarl): Add e3v5 long JARL support.
 405         (v850_adjust_insn_length): New function.  Adjust length of call
 406         insns when using e3v5 instructions.
 407         (v850_gen_movdi): New function: Generate instructions to move a
 408         DImode value.
 409         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
 410         (CPP_SPEC): Define __v850e3v5__ as appropriate.
 411         (TARGET_USE_FPU): Enable for e3v5.
 412         (CONST_OK_FOR_W): New macro.
 413         (ADJUST_INSN_LENGTH): Define.
 414         * config/v850/v850.md (UNSPEC_LOOP): Define.
 415         (attr cpu): Add v850e3v5.
 416         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
 417         (movdi): New pattern.
 418         (movdi_internal): New pattern.
 419         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
 420         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
 421         (cstoresf4): Likewise.
 422         (cstoredf4): Likewise.
 423         (insv): New pattern.
 424         (rotlso3_a): New pattern.
 425         (rotlsi3_b): New pattern
 426         (rotlsi3_v850e3v5): New pattern.
 427         (doloop_begin): New pattern.
 428         (fix_loop_counter): New pattern.
 429         (doloop_end): New pattern.
 430         (branch_normal): Add e3v5 long branch support.
 431         (branch_invert): Likewise.
 432         (branch_z_normal): Likewise.
 433         (branch_z_invert): Likewise.
 434         (branch_nz_normal): Likewise.
 435         (branch_nz_invert): Likewise.
 436         (call_internal_short): Add e3v5 register-indirect JARL support.
 437         (call_internal_long): Likewise.
 438         (call_value_internal_short): Likewise.
 439         (call_value_internal_long): Likewise.
 440         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
 441         (mloop): New option.
 442         * config.gcc: Add support for configuring v840e3v5 target.
 443         * doc/invoke.texi: Document new v850 specific command line options.
 444
 445 2013-01-31  Paul Koning  <ni1d@arrl.net>
 446
 447         PR debug/55059
 448         PR debug/54508
 449         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
 450         children if parent is a class.
 451         (prune_unused_types_prune): Don't add DW_AT_declaration.
 452
 453 2013-01-31  Richard Biener  <rguenther@suse.de>
 454
 455         PR tree-optimization/56157
 456         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
 457         match up operand with SLP child.
 458
 459 2013-01-31  Jason Merrill  <jason@redhat.com>
 460
 461         PR debug/54410
 462         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
 463         parameters the first time.
 464         (gen_scheduled_generic_parms_dies): Check completeness here.
 465
 466 2013-01-31  Richard Biener  <rguenther@suse.de>
 467
 468         PR middle-end/53073
 469         * common.opt (faggressive-loop-optimizations): New flag,
 470         enabled by default.
 471         * doc/invoke.texi (faggressive-loop-optimizations): Document.
 472         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
 473         infer_loop_bounds_from_undefined by it.
 474
 475 2013-01-31  Richard Biener  <rguenther@suse.de>
 476
 477         PR tree-optimization/56150
 478         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
 479         visit virtual operands.
 480         (find_uses_to_rename_bb): Likewise.
 481
 482 2013-01-31  Richard Biener  <rguenther@suse.de>
 483
 484         PR tree-optimization/56150
 485         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
 486         mixed store non-store stmts.
 487
 488 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
 489
 490         PR sanitizer/55374
 491         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
 492         LIBASAN_EARLY_SPEC is defined.
 493         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
 494         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
 495         before %o.
 496         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
 497
 498         PR c++/55742
 499         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
 500         invalid args instead of ICEing on it.
 501         (ix86_valid_target_attribute_tree): Return error_mark_node if
 502         ix86_valid_target_attribute_inner_p failed.
 503         (ix86_valid_target_attribute_p): Return false only if
 504         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
 505         target("default") attribute.
 506         (sorted_attr_string): Change argument from const char * to tree,
 507         merge in all target attribute arguments rather than just one.
 508         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
 509         instead of free.  Avoid using strcat.
 510         (ix86_mangle_function_version_assembler_name): Mangle
 511         target("default") as if no target attribute is present.  Adjust
 512         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
 513         instead of xmalloc and XDELETEVEC instead of free.
 514         (ix86_function_versions): Don't return true if one of the decls
 515         doesn't have target attribute.  If they don't and one of the decls
 516         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
 517         sorted_attr_string caller.  Use XDELETEVEC instead of free.
 518         (ix86_supports_function_versions): Remove.
 519         (make_name): Fix up formatting.
 520         (make_dispatcher_decl): Remove resolver_name and its initialization.
 521         Avoid leaking memory.
 522         (is_function_default_version): Return true if there is
 523         target("default") attribute rather than no target attribute at all.
 524         (make_resolver_func): Avoid leaking memory.
 525         (ix86_generate_version_dispatcher_body): Likewise.
 526         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
 527         * target.def (supports_function_versions): Remove.
 528         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
 529         * doc/tm.texi: Regenerated.
 530
 531 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
 532
 533         PR rtl-optimization/56144
 534         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
 535         for values with side effects.
 536
 537 2013-01-30  Richard Biener  <rguenther@suse.de>
 538
 539         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
 540         (sparseset_pop): Likewise.
 541         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
 542         to be able to use quick_push in the worker loop.
 543
 544 2013-01-30  Marek Polacek  <polacek@redhat.com>
 545
 546         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
 547
 548 2013-01-30  Richard Biener  <rguenther@suse.de>
 549
 550         PR lto/56147
 551         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.
 552
 553 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
 554
 555         PR tree-optimization/56064
 556         * fixed-value.c (fixed_from_double_int): New function.
 557         * fixed-value.h (fixed_from_double_int): New prototype.
 558         (const_fixed_from_double_int): New static inline function.
 559         * fold-const.c (native_interpret_fixed): New static function.
 560         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
 561         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
 562         (native_encode_fixed): New static function.
 563         (native_encode_expr) <FIXED_CST>: Use it.
 564         (native_interpret_int): Move double_int worker code to...
 565         * double-int.c (double_int::from_buffer): ...this new static method.
 566         * double-int.h (double_int::from_buffer): Prototype it.
 567
 568 2013-01-30  Richard Biener  <rguenther@suse.de>
 569
 570         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
 571         New pointer-map and obstack.
 572         (init_alias_vars): Allocate pointer-map and obstack.
 573         (delete_points_to_sets): Free them.
 574         (find_what_var_points_to): Cache result.
 575         (find_what_p_points_to): Adjust for changed interface of
 576         find_what_var_points_to.
 577         (compute_points_to_sets): Likewise.
 578         (ipa_pta_execute): Likewise.
 579
 580 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 581
 582         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
 583         * configure: Regenerate.
 584         * config.in: Regenerate.
 585         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
 586         #nobits/#progbits if supported.
 587
 588 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
 589
 590         PR target/56121
 591         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
 592         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
 593         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
 594
 595 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 596
 597         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
 598         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
 599
 600 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 601
 602         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
 603         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
 604
 605 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 606
 607         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
 608         declaration.
 609         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
 610         * config/arm/cortex-a7.md: New bypasses using
 611         arm_mac_accumulator_is_result.
 612
 613 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 614
 615         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
 616         (cortex_a7_neon_mla): Likewise.
 617         (cortex_a7_fpfmad): New reservation.
 618         (cortex_a7_fpmacs): Use ffmas and update required units.
 619         (cortex_a7_fpmuld): Update required units and latency.
 620         (cortex_a7_fpmacd): Likewise.
 621         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
 622         (cortex_a7_neon). Likewise.
 623         (bypass) Update participating units.
 624
 625 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
 626
 627         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
 628         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
 629         from fmac to ffma.
 630         * config/arm/vfp11.md (vfp_farith): Use ffmas.
 631         (vfp_fmul): Use ffmad.
 632         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
 633         (cortex_r4_fmacd): Use ffmad.
 634         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
 635         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
 636         (cortex_a9_fmacd): Use ffmad.
 637         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
 638         (cortex_a8_vfp_macd): Use ffmad.
 639         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
 640         (cortex_a5_fpmacd): Use ffmad.
 641         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
 642         (cortex_a15_vfp_macd): Use ffmad.
 643         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
 644
 645 2013-01-29  Jason Merrill  <jason@redhat.com>
 646
 647         PR libstdc++/54314
 648         * varasm.c (default_assemble_visibility): Don't warn about
 649         visibility on artificial decls.
 650
 651 2013-01-29  Richard Biener  <rguenther@suse.de>
 652
 653         PR tree-optimization/56113
 654         * tree-ssa-structalias.c (equiv_class_lookup): Also return
 655         the bitmap leader.
 656         (label_visit): Free duplicate bitmaps and record the leader instead.
 657         (perform_var_substitution): Adjust.
 658
 659 2013-01-29  Richard Biener  <rguenther@suse.de>
 660
 661         PR tree-optimization/55270
 662         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
 663         the CFG, schedule loops for fixup.
 664
 665 2013-01-29  Nick Clifton  <nickc@redhat.com>
 666
 667         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
 668         SP_REG.
 669
 670 2013-01-28  Leif Ekblad  <leif@rdos.net>
 671
 672         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
 673         * config/i386/i386.h (TARGET_RDOS): New macro.
 674         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
 675         * config/i386/i386.c (ix86_option_override_internal): For 64bit
 676         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
 677         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
 678         DEFAULT_LARGE_SECTION_THRESHOLD.
 679         * config/i386/i386.md (R14_REG, R15_REG): New constants.
 680         * config/i386/rdos.h: New file.
 681         * config/i386/rdos64.h: New file.
 682
 683 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
 684
 685         PR other/54814
 686         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
 687         TEST_HARD_REG_BIT.
 688
 689 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 690
 691         PR rtl-optimization/56117
 692         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
 693         call cselib_lookup_from_insn on the MEM before calling
 694         add_insn_mem_dependence.
 695
 696 2013-01-28  Richard Biener  <rguenther@suse.de>
 697
 698         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
 699         to a stmt that didn't have one.
 700         (copy_phis_for_bb): Likewise for PHI arguments.
 701         (copy_debug_stmt): Likewise for debug stmts.
 702
 703 2013-01-28  Richard Biener  <rguenther@suse.de>
 704
 705         PR tree-optimization/56034
 706         * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
 707         (partition_builtin_p): Adjust.
 708         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
 709         it is the last partition.
 710         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
 711         up the vertex for the definition.
 712         (classify_partition): Classify whether a partition is a
 713         PKIND_REDUCTION, thus has uses outside of the loop.
 714         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
 715         Merge all PKIND_REDUCTION partitions into the last partition.
 716         (tree_loop_distribution): Seed partitions from reductions as well.
 717
 718 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
 719
 720         PR tree-optimization/56125
 721         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
 722         pow(x,c) into sqrt(x) * powi(x, n/2) or
 723         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
 724         optimizing for size.
 725         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
 726         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
 727         integer.
 728
 729         PR tree-optimization/56094
 730         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
 731         to UNKNOWN_LOCATION while gimplifying expr.
 732
 733 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
 734
 735         PR target/56114
 736         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
 737         operand 0 in movabs insn template for -masm=intel asm alternative.
 738         (*movabs<mode>_2): Ditto for operand 1.
 739
 740 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
 741
 742         PR target/54663
 743         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
 744         of microblaze-c.o
 745
 746 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 747
 748         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
 749         tm_file.
 750
 751 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 752
 753         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
 754         Undef to avoid warning.
 755
 756 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
 757
 758         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
 759         * configure: Regenerate.
 760
 761 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
 762
 763         PR tree-optimization/56098
 764         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
 765         for stmts with volatile ops.
 766         (cond_store_replacement): Don't optimize if assign has volatile ops.
 767         (cond_if_else_store_replacement_1): Don't optimize if either
 768         then_assign or else_assign have volatile ops.
 769         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
 770         volatile ops.
 771
 772 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 773
 774         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
 775
 776 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 777
 778         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
 779         missing ':' in asm example.
 780
 781 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
 782
 783         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
 784         entries into lane and laneq entries.
 785         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
 786         Remove AdvSIMD scalar modes.
 787         (aarch64_sq<r>dmulh_laneq<mode>): New.
 788         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
 789         modes.
 790         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
 791         builtin implementations to relfect changes in RTL in aarch64-simd.md.
 792         * config/aarch64/iterators.md (VCOND): New.
 793         (VCONQ): New.
 794
 795 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
 796
 797         PR target/54222
 798         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
 799         Add NULL LIBNAME argument to existing definitions.
 800         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
 801         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
 802         * config/avr/avr.c (DEF_BUILTIN): Same.
 803         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
 804         (avr_expand_builtin): Expand to a vanilla call if a libgcc
 805         implementation is available (DECL_ASSEMBLER_NAME is set).
 806         (avr_fold_absfx): New static function.
 807         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
 808         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
 809         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
 810         AVR_BUILTIN_ABSLLK.
 811         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
 812         (abshk, absk, abslk, absllk): Provide as static inline functions.
 813
 814 2013-01-25  Marek Polacek  <polacek@redhat.com>
 815
 816         PR tree-optimization/56035
 817         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
 818
 819 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
 820
 821         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
 822         (*movtf_internal_rex64): Add (!o,C) alternative
 823         (*movxf_internal_rex64): Ditto.
 824         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
 825
 826 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
 827
 828         * doc/invoke.texi: fix typo.
 829         * doc/objc.texi: fix typo.
 830
 831 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
 832
 833         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
 834         for the first two alternatives.
 835
 836 2013-01-24  Diego Novillo  <dnovillo@google.com>
 837
 838         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
 839         (ggc-zone.o): Remove.
 840         * configure.ac: Remove option --with-gc.
 841         * configure: Re-generate.
 842         * doc/install.texi: Remove documentation for --with-gc.
 843         * gengtype.c (write_enum_defn): Remove.  Update all users.
 844         (write_Types_process_field): Remove generation of gt_e_* argument.
 845         (output_type_enum): Remove.  Update all users.
 846         (write_enum_defn): Remove.  Update all users.
 847         (enum alloc_zone): Remove.  Update all users.
 848         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
 849         * ggc-common.c (ggc_splay_alloc): Remove first argument.
 850         Update all callers.
 851         (struct ptr_data): Remove field TYPE.  Update all users.
 852         (gt_pch_note_object): Remove argument TYPE.  Update all users.
 853         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
 854         Update all users.
 855         * ggc-none.c (ggc_alloc_typed_stat): Remove.
 856         (struct alloc_zone): Remove.
 857         (ggc_internal_alloc_zone_stat): Remove.
 858         (ggc_internal_cleared_alloc_zone_stat): Remove.
 859         * ggc-page.c (ggc_alloc_typed_stat): Remove.
 860         (ggc_pch_count_object): Remove last argument.  Update all users.
 861         (ggc_pch_alloc_object): Remove last argument.  Update all users.
 862         (struct alloc_zone): Remove.
 863         * ggc-zone.c: Remove.
 864         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
 865         (struct alloc_zone): Remove.
 866         (ggc_alloc_typed_stat): Remove.
 867         (ggc_alloc_typed): Remove.
 868         (ggc_splay_alloc): Remove first argument.
 869         (rtl_zone): Remove.  Update all users.
 870         (tree_zone): Remove.  Update all users.
 871         (tree_id_zone): Remove.  Update all users.
 872         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
 873         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
 874         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
 875         * tree-ssanames.c: Remove references to zone allocator in comments.
 876
 877 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
 878
 879         * config/avr/avr.c (avr_out_fract): Make register numbers that
 880         might be outside of source operand signed.
 881
 882 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
 883
 884         * config/i386/constraints.md (Yf): New constraint.
 885         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
 886         of f constraint to conditionaly disable x87 register preferences.
 887         (*movdf_internal): Ditto.
 888         (*movsf_internal): Ditto.
 889
 890 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
 891
 892         PR inline-asm/55934
 893         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
 894         that have operands with impossible constraints.
 895         Add a FIXME for a speed-up opportunity.
 896         * lra-constraints.c (process_alt_operands): Verify that a class
 897         selected from constraints on asms is valid for the operand mode.
 898         (curr_insn_transform): Remove incorrect comment.
 899
 900 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
 901
 902         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
 903         TOC operand is a valid symbol ref in the constant pool.
 904
 905 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
 906
 907         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
 908
 909 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
 910
 911         PR target/54222
 912         * config/avr/stdfix.h: New file.
 913         * t-avr (stdfix-gcc.h): New rule to build it.
 914         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
 915
 916 2013-01-23  Kostya Serebryany  <kcc@google.com>
 917
 918         * config/darwin.h: remove dependency on
 919         CoreFoundation (asan on Mac OS).
 920
 921 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
 922
 923         PR target/49069
 924         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
 925         instead of cmpdi_operand for first comparison operand.
 926         Don't assert that comparison operands aren't both constants.
 927
 928 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 929
 930         * doc/install.texi (Downloading the Source): Update references to
 931         downloading separate components.
 932
 933 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
 934
 935         * doc/extend.texi (__int128): Improve grammar.
 936
 937 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
 938
 939         PR target/56028
 940         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
 941         alternative to (o,r).
 942         (*movdi_internal_rex64): Remove (!o,n) alternative.
 943         (DImode immediate->memory splitter): Remove.
 944         (DImode immediate->memory peephole2): Remove.
 945         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
 946         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
 947         alternative to (!o,*r).
 948         (*movtf_internal_sse): New pattern.
 949         (*movxf_internal_rex64): New pattern.
 950         (*movxf_internal): Disable for TARGET_64BIT.
 951         (*movdf_internal_rex64): Remove (!o,F) alternative.
 952
 953 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
 954
 955         PR middle-end/56074
 956         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
 957         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
 958         * tree-vect-loop-manip.c (find_loop_location): Also ignore
 959         stmt locations where LOCATION_LOCUS of the stmt location is
 960         UNKNOWN_LOCATION or BUILTINS_LOCATION.
 961
 962         PR target/55686
 963         * config/i386/i386.md (UNSPEC_STOS): New.
 964         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
 965         *strsetqi_1): Add UNSPEC_STOS.
 966
 967 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
 968
 969         PR c++/56067
 970         * doc/invoke.texi: Remove left over -Wsynth example.
 971
 972 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 973
 974         PR tree-optimization/56051
 975         * fold-const.c (fold_binary_loc): Don't fold
 976         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
 977         a narrowing conversion, or widening conversion from signed
 978         to unsigned.
 979
 980 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
 981
 982         PR rtl-optimization/56023
 983         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
 984         dependent on debug instruction.
 985
 986 2013-01-21  Martin Jambor  <mjambor@suse.cz>
 987
 988         PR middle-end/56022
 989         * function.c (allocate_struct_function): Call
 990         invoke_set_current_function_hook earlier.
 991
 992 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
 993
 994         * reload1.c (init_reload): Only initialize reload_obstack
 995         during the first call.
 996
 997 2013-01-21  Marek Polacek  <polacek@redhat.com>
 998
 999         * cfgloop.c (verify_loop_structure): Fix up grammar.
1000
1001 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
1002
1003         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
1004         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
1005
1006 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1007
1008         PR target/56058
1009         * config/arm/marvell-pj4.md: Update copyright year.
1010         Fix up use of alu to alu_reg and simple_alu_imm.
1011
1012 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
1013
1014         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1015
1016 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
1017
1018         PR target/55433
1019         * lra-constraints.c (curr_insn_transform): Don't reuse original
1020         insn for secondary memory move when memory mode should be different.
1021
1022 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1023
1024         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
1025         atomic_storedi_1): New patterns.
1026
1027 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1028
1029         btver2 pipeline descriptions.
1030         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
1031         descriptions.
1032         * config/i386/i386.md (btver2_decode): New type attributes.
1033         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
1034         type attributes.
1035         * config/i386/btver2.md: New file describing btver2 pipelines.
1036
1037 2013-01-19  Andrew Pinski  <apinski@cavium.com>
1038
1039         PR tree-optimization/52631
1040         * tree-ssa-sccvn (visit_use): Before looking up the original
1041         statement, try looking up the simplified expression.
1042
1043 2013-01-19  Anthony Green  <green@moxielogic.com>
1044
1045         * config/moxie/moxie.c (moxie_expand_prologue): Set
1046         current_function_static_stack_size.
1047
1048 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
1049
1050         PR tree-optimization/56029
1051         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
1052         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
1053
1054 2013-01-18  Sharad Singhai  <singhai@google.com>
1055
1056         PR tree-optimization/55995
1057         * dumpfile.c (dump_loc): Print location only if available.
1058         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
1059
1060 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
1061
1062         PR target/55433
1063         * lra-constraints.c (curr_insn_transform): Reuse original insn for
1064         secondary memory move.
1065         (inherit_reload_reg): Use rclass instead of cl for
1066         check_secondary_memory_needed_p.
1067
1068 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
1069
1070         PR middle-end/56015
1071         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1072         the case where writing real complex part of target modifies op1.
1073
1074 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
1075
1076         * config/aarch64/aarch64-simd.md
1077         (aarch64_vcond_internal<mode>): Handle unordered cases.
1078         * config/aarch64/iterators.md (v_cmp_result): New.
1079
1080 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
1081             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1082
1083         * config/arm/marvell-pj4.md: New file.
1084         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
1085         * config/arm/arm.md (generic_sched): Add marvell_pj4.
1086         (generic_vfp): Likewise.
1087         * config/arm/arm-cores.def: Add marvell-pj4.
1088         * config/arm/arm-tune.md: Regenerate.
1089         * config/arm/arm-tables.opt: Regenerate.
1090         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
1091         * doc/invoke.texi: Document marvell-pj4.
1092
1093 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
1094
1095         * config/aarch64/arm_neon.h: Map scalar types to standard types.
1096
1097 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
1098
1099         PR debug/54114
1100         PR debug/54402
1101         PR debug/49888
1102         * var-tracking.c (negative_power_of_two_p): New.
1103         (global_get_addr_cache, local_get_addr_cache): New.
1104         (get_addr_from_global_cache, get_addr_from_local_cache): New.
1105         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
1106         heading comment.
1107         (vt_stack_offset_p): Remove.
1108         (vt_canon_true_dep): Always canonicalize loc's address.
1109         (clobber_overlapping_mems): Make sure we have a MEM.
1110         (local_get_addr_clear_given_value): New.
1111         (val_reset): Clear local cached entries.
1112         (compute_bb_dataflow): Create and release the local cache.
1113         Disable duplicate MEMs clobbering.
1114         (emit_notes_in_bb): Clobber MEMs likewise.
1115         (vt_emit_notes): Create and release the local cache.
1116         (vt_initialize, vt_finalize): Create and release the global
1117         cache, respectively.
1118         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
1119
1120 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
1121
1122         PR libmudflap/53359
1123         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
1124         not found in the symtab.
1125
1126 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
1127
1128         PR debug/56006
1129         PR rtl-optimization/55547
1130         PR rtl-optimization/53827
1131         PR debug/53671
1132         PR debug/49888
1133         * alias.c (offset_overlap_p): New, factored out of...
1134         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
1135         the conservative special case for symbolic constants.  Don't
1136         adjust zero sizes on alignment.
1137
1138 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
1139
1140         PR rtl-optimization/52573
1141         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
1142         REG_UNUSED for the same register.
1143
1144 2013-01-17  Richard Biener  <rguenther@suse.de>
1145             Marek Polacek  <polacek@redhat.com>
1146
1147         PR rtl-optimization/55833
1148         * loop-unswitch.c (unswitch_loops): Move loop verification...
1149         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
1150         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
1151         Set it to true when we're removing a loop from hierarchy tree in
1152         an irreducible region.
1153         (fix_bb_placements): Adjust caller.
1154         (fix_loop_placements): Likewise.
1155
1156 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
1157
1158         * config/avr/builtins.def (DEF_BUILTIN): Factor out
1159         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
1160         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
1161         Remove ID.  Adjust comments.
1162         * config/avr/avr-c.c (avr_builtin_name): Remove.
1163         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
1164         * config/avr/avr.c (avr_tolower): New static function.
1165         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
1166         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
1167         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
1168         default expansion.
1169
1170 2013-01-17  Jan Hubicka  <jh@suse.cz>
1171
1172         PR tree-optimization/55273
1173         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
1174
1175 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
1176
1177         PR target/55981
1178         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
1179         store through atomic_store<mode>_1.
1180         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1181
1182 2013-01-17  Martin Jambor  <mjambor@suse.cz>
1183
1184         PR tree-optimizations/55264
1185         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1186         for virtual methods.
1187         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
1188         virtual methods before inlining is over.
1189         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
1190         virtual functions.
1191         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
1192         non-virtual.
1193
1194 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
1195
1196         PR rtl-optimization/56005
1197         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
1198         pending reads for prefetch.
1199
1200 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
1201
1202         * config/aarch64/aarch64.md
1203         (*cstoresi_neg_uxtw): New pattern.
1204         (*cmovsi_insn_uxtw): New pattern.
1205         (*<optab>si3_uxtw): New pattern.
1206         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
1207         (*<optab>si3_insn_uxtw): New pattern.
1208         (*bswapsi2_uxtw): New pattern.
1209
1210 2013-01-16  Richard Biener  <rguenther@suse.de>
1211
1212         * tree-inline.c (tree_function_versioning): Remove set but
1213         never used variable.
1214
1215 2013-01-16  Richard Biener  <rguenther@suse.de>
1216
1217         PR tree-optimization/55964
1218         * tree-flow.h (rename_variables_in_loop): Remove.
1219         (rename_variables_in_bb): Likewise.
1220         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
1221         (copy_loop_before): Adjust and delete update-ssa status.
1222         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
1223         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
1224         (rename_variables_in_loop): Remove.
1225         (slpeel_update_phis_for_duplicate_loop): Likewise.
1226         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
1227         use available cfg machinery instead of duplicating it.
1228         Update PHI nodes and perform poor-mans SSA update here.
1229         (slpeel_tree_peel_loop_to_edge): Adjust.
1230
1231 2013-01-16  Richard Biener  <rguenther@suse.de>
1232
1233         PR tree-optimization/54767
1234         PR tree-optimization/53465
1235         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
1236         (vrp_visit_phi_node): For PHI arguments coming via backedges
1237         drop all symbolical range information.
1238         (execute_vrp): Compute backedges.
1239
1240 2013-01-16  Richard Biener  <rguenther@suse.de>
1241
1242         * doc/install.texi: Update CLooG and ISL requirements to
1243         0.18.0 and 0.11.1.
1244
1245 2013-01-16  Christian Bruel  <christian.bruel@st.com>
1246
1247         PR target/55301
1248         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
1249         (broken_move): Handle UNSPECV_SP_SWITCH_B.
1250         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
1251
1252 2013-01-16  DJ Delorie  <dj@redhat.com>
1253
1254         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1255         (UNSPECV_SP_SWITCH_E): New.
1256         (sp_switch_1): Change to an unspec.
1257         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
1258         replace $r15.
1259
1260 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
1261
1262         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
1263         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
1264         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
1265         (expand_mem_thread_fence): Ditto.
1266         (expand_mem_signal_fence): Ditto.
1267         (expand_atomic_load): Ditto.
1268         (expand_atomic_store): Ditto.
1269
1270 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
1271
1272         PR rtl-optimization/55547
1273         PR rtl-optimization/53827
1274         PR debug/53671
1275         PR debug/49888
1276         * alias.c (memrefs_conflict_p): Set sizes to negative after
1277         AND adjustments.
1278
1279 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1280
1281         PR target/55940
1282         * function.c (thread_prologue_and_epilogue_insns): Always
1283         add crtl->drap_reg to set_up_by_prologue.set, even if
1284         stack_realign_drap is false.
1285
1286 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
1287
1288         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
1289         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
1290         *call): Fix indention.
1291
1292 2013-01-15  Tom de Vries  <tom@codesourcery.com>
1293
1294         PR target/55876
1295         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
1296         Update comment.
1297
1298 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
1299
1300         PR rtl-optimization/55153
1301         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
1302
1303 2013-01-15  Martin Jambor  <mjambor@suse.cz>
1304
1305         PR tree-optimization/55920
1306         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
1307         accesses as grp_to_be_debug_replaced.
1308
1309 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1310
1311         PR tree-optimization/55920
1312         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
1313         there is non-useless type conversion needed from debug rhs to lhs,
1314         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
1315
1316 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
1317             Mikael Pettersson  <mikpe@it.uu.se>
1318
1319         PR target/43961
1320         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
1321         Thumb.
1322         (ASM_OUTPUT_CASE_LABEL): Remove.
1323         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
1324         * final.c (shorten_branches): Update alignment of labels before
1325         jump tables if CASE_VECTOR_SHORTEN_MODE.
1326
1327 2013-01-15  Richard Biener  <rguenther@suse.de>
1328
1329         PR bootstrap/55961
1330         * system.h: Do not include gmp.h for building host tools.
1331
1332 2013-01-15  Richard Biener  <rguenther@suse.de>
1333
1334         PR middle-end/55882
1335         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1336         account for bitpos when computing alignment.
1337
1338 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
1339
1340         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
1341         (ix86_target_macros_internal): Likewise.
1342
1343         * config/i386/i386.c (m_CORE2I7): Removed.
1344         (m_CORE_HASWELL): New macro.
1345         (m_CORE_ALL): Likewise.
1346         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
1347         (initial_ix86_arch_features): Likewise.
1348         (processor_target_table): Initializations for Core avx2.
1349         (cpu_names): New names "core-avx2".
1350         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
1351         PROCESSOR_CORE_HASWELL.
1352         (ix86_issue_rate): New case.
1353         (ia32_multipass_dfa_lookahead): Likewise.
1354         (ix86_sched_init_global): Likewise.
1355
1356         * config/i386/i386.h (TARGET_HASWELL): New macro.
1357         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
1358         (processor_type): New PROCESSOR_HASWELL.
1359
1360 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
1361
1362         PR tree-optimization/55955
1363         * tree-vect-loop.c (vectorizable_reduction): Give up early on
1364         *SHIFT_EXPR and *ROTATE_EXPR codes.
1365
1366         PR tree-optimization/48766
1367         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
1368         -ftrapv disable -fwrapv.
1369
1370 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1371
1372         PR target/55974
1373         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1374         etc. to 1 and not to __flash.
1375         Use LL suffix for __INT24_MAX__ with -mint8.
1376         Use ULL suffix for __UINT24_MAX__ with -mint8.
1377
1378 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1379
1380         * config/avr/avr-arch.h
1381         (struct base_arch_s): Use typedef avr_arch_t instead.
1382         (struct arch_info_s): Use typedef avr_arch_info_t instead.
1383         (struct mcu_type_s): Use typedef avr_mcu_t instead.
1384         * config/avr/avr.c: Same.
1385         * config/avr/avr-devices.c: Same.
1386         * config/avr/driver-avr.c: Same.
1387         * config/avr/gen-avr-mmcu-texi.c: Same.
1388         * config/avr/avr-mcus.def: Adjust comment.
1389
1390 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
1391
1392         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
1393         * config/aarch64/iterators.md (VALLDI): New.
1394
1395 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
1396             Andi Kleen  <ak@linux.intel.com>
1397
1398         PR target/55948
1399         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
1400         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
1401         memmodel flag.
1402
1403 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1404
1405         * config/avr/avr-stdint.h: Remove trailing blanks.
1406         * config/avr/avr-log.h: Same.
1407         * config/avr/avr-arch.h: Same.
1408         * config/avr/avr-devices.c: Same.
1409         * config/avr/avr-dimode.md: Same.
1410         * config/avr/predicates.md: Same.
1411         * config/avr/avr-c.c: Same.  And fix typo.
1412
1413         * config/avr/avr-protos.h: Same.  And:
1414         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
1415         (init_cumulative_args): Rename to avr_init_cumulative_args.
1416         (expand_prologue): Rename to avr_expand_prologue.
1417         (expand_epilogue): Rename to avr_expand_epilogue.
1418         (adjust_insn_length): Rename to avr_adjust_insn_length.
1419         (notice_update_cc): Rename to avr_notice_update_cc.
1420         (final_prescan_insn): Rename to avr_final_prescan_insn.
1421         * config/avr/avr.c: Same.
1422         * config/avr/avr.h: Same.
1423         * config/avr/avr.md: Remove trailing blanks.
1424         (prologue): Use avr_expand_prologue.
1425         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
1426
1427 2013-01-14  Richard Biener  <rguenther@suse.de>
1428
1429         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
1430         verify_location, collect_subblocks): New functions.
1431         (verify_gimple_in_cfg): Verify that locations only reference
1432         BLOCKs in the functions BLOCK tree.
1433
1434 2013-01-14  Richard Biener  <rguenther@suse.de>
1435
1436         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
1437         PHI argument.
1438         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
1439         unshare reference.
1440         (insert_out_of_ssa_copy_on_edge): Likewise.
1441         (rewrite_close_phi_out_of_ssa): Likewise.
1442         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
1443         debug expressions.
1444         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
1445         propagated constants.
1446         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
1447         can not be shared.
1448
1449 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
1450
1451         * config/avr/avr-modes.def: Add GPL copyright notice.
1452
1453 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
1454
1455         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
1456         MEMMODEL_MASK to determine memory model.
1457         (atomic_store<mode>): Ditto from operands[2].
1458         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
1459
1460 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
1461
1462         PR fortran/55935
1463         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
1464         (fold_gimple_assign): Don't call unshare_expr here.
1465         (fold_ctor_reference): Call unshare_expr.
1466
1467 2013-01-13  Terry Guo  <terry.guo@arm.com>
1468
1469         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
1470         * doc/fragments.texi: Document MULTILIB_REUSE.
1471         * gcc.c (multilib_reuse): New internal spec.
1472         (set_multilib_dir): Also search multilib from multilib_reuse.
1473         * genmultilib (tmpmultilib3): Refactor code.
1474         (tmpmultilib4): Ditto.
1475         (multilib_reuse): New multilib argument.
1476
1477 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
1478
1479         * Makefile.in: Update copyright.
1480
1481 2013-01-12  Tom de Vries  <tom@codesourcery.com>
1482
1483         PR middle-end/55890
1484         * calls.c (expand_call): Check if arg_nr is valid.
1485
1486 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
1487
1488         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1489         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1490         documentation.  Add missing '__' in front of
1491         __builtin_ia32_packssdw256.
1492
1493 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1494
1495         PR target/55719
1496         * config/s390/s390.c (s390_preferred_reload_class): Do not return
1497         NO_REGS for larl operands.
1498         (s390_reload_larl_operand): Use s390_load_address instead of
1499         emit_move_insn.
1500
1501 2013-01-11  Richard Biener  <rguenther@suse.de>
1502
1503         * tree-cfg.c (verify_node_sharing_1): Split out from ...
1504         (verify_node_sharing): ... here.
1505         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
1506
1507 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
1508
1509         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
1510         Substitute TREECHECKING.
1511         * configure: Regenerate.
1512         * Makefile.in (TREECHECKING): New.
1513
1514 2013-01-11  Richard Guenther  <rguenther@suse.de>
1515
1516         PR tree-optimization/44061
1517         * tree-vrp.c (extract_range_basic): Compute zero as
1518         value-range for __builtin_constant_p of function parameters.
1519
1520 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
1521
1522         Update copyright years.
1523
1524 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
1525
1526         PR rtl-optimization/55672
1527         * lra-eliminations.c (mark_not_eliminable): Permit addition with
1528         const to be eliminable.
1529
1530 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
1531
1532         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
1533         * configure: Regenerate.
1534
1535 2013-01-10  Richard Biener  <rguenther@suse.de>
1536
1537         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
1538
1539 2013-01-10  Richard Biener  <rguenther@suse.de>
1540
1541         PR bootstrap/55792
1542         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
1543         locations for virtual PHI arguments.
1544         (rewrite_update_phi_arguments): Likewise.
1545
1546 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
1547
1548         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
1549         on to assembler.
1550
1551 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
1552
1553         PR tree-optimization/55921
1554         * tree-complex.c (expand_complex_asm): New function.
1555         (expand_complex_operations_1): Call it for GIMPLE_ASM.
1556
1557 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1558
1559         PR target/55718
1560         * config/s390/s390.c (s390_symref_operand_p)
1561         (s390_loadrelative_operand_p): Merge the two functions.
1562         (s390_check_qrst_address, print_operand_address): Add parameters
1563         to s390_loadrelative_operand_p invokation.
1564         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
1565         (s390_reload_larl_operand, s390_secondary_reload): Use
1566         s390_loadrelative_operand_p instead of s390_symref_operand_p.
1567         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
1568
1569 2013-01-09  Mike Stump  <mikestump@comcast.net>
1570
1571         * dse.c (record_store): Remove unnecessary assert.
1572
1573 2013-01-09  Jan Hubicka  <jh@suse.cz>
1574
1575         PR tree-optimization/55569
1576         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
1577         * cfgloop.h (scale_loop_profile): Likewise.
1578
1579 2013-01-09  Jan Hubicka  <jh@suse.cz>
1580
1581         PR lto/45375
1582         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
1583         functions.
1584         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
1585
1586 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
1587
1588         PR middle-end/55114
1589         * expr.h (maybe_emit_group_store): Declare.
1590         * expr.c (maybe_emit_group_store): New function.
1591         * builtins.c (expand_builtin_int_roundingfn): Call it.
1592         (expand_builtin_int_roundingfn_2): Likewise.
1593
1594 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
1595
1596         PR rtl-optimization/55829
1597         * lra-constraints.c (match_reload): Add code for absent output.
1598         (curr_insn_transform): Add code for reloads of matched inputs
1599         without output.
1600
1601 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
1602
1603         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1604         attribute of movddup insn to DF.
1605         (*vec_interleave_lowv2df): Ditto.
1606         (vec_dupv2df): Ditto.
1607
1608 2013-01-09  Jan Hubicka  <jh@suse.cz>
1609
1610         PR tree-optimiation/55875
1611         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
1612         EVERY_ITERATION parameter.
1613         (number_of_iterations_exit): Check if exit is executed every iteration.
1614         (idx_infer_loop_bounds): Similarly here.
1615         (n_of_executions_at_most): Simplify
1616         to only test for cases where statement is dominated by the
1617         particular bound; handle correctly the "postdominance" test.
1618         (scev_probably_wraps_p): Use max loop iterations info
1619         as a global bound first.
1620
1621 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
1622             Nick Clifton  <nickc@redhat.com>
1623
1624         * config/v850/v850.md (cbranchsf4): New pattern.
1625         (cstoresf4): New pattern.
1626         (cbranchdf4): New pattern.
1627         (cstoredf4): New pattern.
1628         (movsicc): Disallow floating point comparisons.
1629         (cmpsf_le_insn): Fix order of operators.
1630         (cmpsf_lt_insn): Likewise.
1631         (cmpsf_eq_insn): Likewise.
1632         (cmpdf_le_insn): Likewise.
1633         (cmpdf_lt_insn): Likewise.
1634         (cmpdf_eq_insn): Likewise.
1635         (cmpsf_ge_insn): Use LE comparison.
1636         (cmpdf_ge_insn): Likewise.
1637         (cmpsf_gt_insn): Use LT comparison.
1638         (cmpdf_gt_insn): Likewise.
1639         (cmpsf_ne_insn): Delete pattern.
1640         (cmpdf_ne_insn): Delete pattern.
1641         * config/v850/v850.c (v850_gen_float_compare): Use
1642         gen_cmpdf_eq_insn for NE comparison.
1643         (v850_float_z_comparison_operator)
1644         (v850_float_nz_comparison_operator): Move from here ...
1645         * config/v850/predicates.md: ... to here.  Move GT and GE
1646         comparisons into v850_float_z_comparison_operator.
1647         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
1648         Delete prototype.
1649         (v850_float_nz_comparison_operator): Likewise.
1650
1651 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1652
1653         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
1654         with calls to gen_insvsi/gen_insvdi.
1655
1656 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1657
1658         * config/i386/i386.c (initial_ix86_tune_features): Set up
1659         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
1660
1661 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
1662             Jakub Jelinek  <jakub@redhat.com>
1663
1664         PR tree-optimization/48189
1665         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1666         If nitercst is 0, don't predict the exit edge.
1667
1668 2013-01-08  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
1669
1670         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
1671         in asm_fprintf with reg_names.
1672         (aarch64_print_operand_address): Likewise.
1673         (aarch64_return_addr): Likewise.
1674         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
1675
1676 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1677
1678         * config/pa/pa.h (VAL_U6_BITS_P): Define.
1679         (INT_U6_BITS): Likewise.
1680         * config/pa/predicates.md (uint6_operand): New predicate.
1681         (shift5_operand, shift6_operand): Likewise.
1682         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
1683         arith32_operand.
1684         (lshrdi3): Use shift6_operand.
1685         (shrpsi4, shrpdi4): New insn patterns.
1686         (extzv): Delete expander.
1687         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
1688         predicates in unamed zero extract patterns.  Tighten common constraint.
1689         (extv): Delete expander.
1690         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
1691         predicates in unamed sign extract patterns.  Tighten common constraint.
1692         (insv): Delete expander.
1693         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
1694         predicates in unamed insert patterns.  Tighten common constraint.
1695         Change uint32_operand predicate to uint6_operand predicate in unamed
1696         DImode pattern to insert constant values of type 1...1xxxx.
1697
1698 2013-01-04  Jan Hubicka  <jh@suse.cz>
1699
1700         PR tree-optimization/55823
1701         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
1702         issue.
1703
1704 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1705             Uros Bizjak  <ubizjak@gmail.com>
1706
1707         PR rtl-optimization/55845
1708         * df-problems.c (can_move_insns_across): Stop scanning at
1709         volatile_insn_p source instruction or give up if
1710         across_from .. across_to range contains any volatile_insn_p
1711         instructions.
1712
1713 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1714
1715         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
1716         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
1717         Declare.
1718         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
1719         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
1720
1721 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1722
1723         PR fortran/55341
1724         * asan.c (asan_clear_shadow): New function.
1725         (asan_emit_stack_protection): Use it.
1726
1727 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
1728
1729         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
1730         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
1731         with tab instead of space.
1732
1733 2013-01-08  Nick Clifton  <nickc@redhat.com>
1734
1735         * config/rl78/rl78.c (rl78_expand_prologue): Always select
1736         register bank 0 at the start of an interrupt handler.
1737         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
1738         MDBH registers.
1739
1740 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1741
1742         * config/aarch64/aarch64-simd.md
1743         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
1744         (aarch64_simd_bsl): Likewise.
1745         (aarch64_vcond_internal<mode>): Likewise.
1746         (vcond<mode><mode>): Likewise.
1747         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
1748         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
1749
1750 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
1751
1752         * config/aarch64/aarch64-builtins.c
1753         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
1754
1755 2013-01-08  Martin Jambor  <mjambor@suse.cz>
1756
1757         PR debug/55579
1758         * tree-sra.c (analyze_access_subtree): Return true also after
1759         potentially creating a debug-only replacement.
1760
1761 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1762
1763         PR middle-end/55890
1764         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
1765
1766         PR tree-optimization/54120
1767         * tree-vrp.c (range_fits_type_p): Don't allow
1768         src_precision < precision from signed vr to unsigned_p
1769         if vr->min or vr->max is negative.
1770         (simplify_float_conversion_using_ranges): Test can_float_p
1771         against CODE_FOR_nothing.
1772
1773 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
1774             Richard Biener  <rguenther@suse.de>
1775
1776         PR middle-end/55851
1777         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
1778         types instead of just INTEGER_TYPE types.
1779
1780 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
1781
1782         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
1783         TF_SIZE): Define.
1784
1785 2013-01-07  Steve Ellcey  <sellcey@mips.com>
1786
1787         PR target/42661
1788         * config/mips/mips.opt: Change mad to mmad to match documentation.
1789
1790 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1791
1792         PR target/55897
1793         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1794         .progmemx.data now.
1795
1796 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1797
1798         PR target/55897
1799         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1800         (avr_addrspace_t): Add .section_name field.
1801         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1802         array size.
1803         (avr_addrspace): Same.  Initialize .section_name.  Remove last
1804         NULL entry.  Put __memx into .progmemx.data.
1805         (progmem_section_prefix): Remove.
1806         (avr_asm_init_sections): No need to initialize progmem_section.
1807         (avr_asm_named_section): Use avr_addrspace[].section_name to get
1808         section name prefix.
1809         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
1810         retrieve the progmem section.
1811         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1812         boundary to run over avr_addrspace[].
1813         (avr_register_target_pragmas): Ditto.
1814
1815 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
1816
1817         * varasm.c (output_constant_def_contents): For asan_protect_global
1818         protected strings, adjust DECL_ALIGN if needed, before testing for
1819         anchored symbols.
1820         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
1821         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
1822         normal decls.
1823         (output_object_block): For asan protected decls, emit asan padding
1824         after their contents.
1825         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
1826         (asan_finish_file): Test it here instead.
1827
1828 2013-01-07  Nick Clifton  <nickc@redhat.com>
1829             Matthias Klose  <doko@debian.org>
1830             Doug Kwan  <dougkwan@google.com>
1831             H.J. Lu  <hongjiu.lu@intel.com>
1832
1833         PR driver/55470
1834         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
1835
1836         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
1837
1838         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
1839
1840         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
1841
1842         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
1843
1844 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1845
1846         PR target/54461
1847         * doc/install.texi (Cross-Compiler-Specific Options): Document
1848         --with-avrlibc.
1849
1850 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
1851
1852         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
1853         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
1854         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
1855         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
1856         vqmovun_high_s64): Fix source operand number and update copyright.
1857
1858 2013-01-07  Richard Biener  <rguenther@suse.de>
1859
1860         PR middle-end/55890
1861         * gimple.h (gimple_call_builtin_p): New overload.
1862         * gimple.c (validate_call): New function.
1863         (gimple_call_builtin_p): Likewise.
1864         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1865         Use gimple_call_builtin_p.
1866         (find_func_clobbers): Likewise.
1867         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1868         (strlen_optimize_stmt): Likewise.
1869
1870 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1871
1872         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
1873         (vld1q_dup_*): Likewise.
1874         (vld1_*): Likewise.
1875         (vld1q_*): Likewise.
1876         (vld1_lane_*): Likewise.
1877         (vld1q_lane_*): Likewise.
1878
1879 2013-01-07  Richard Biener  <rguenther@suse.de>
1880
1881         * lto-streamer.h (LTO_minor_version): Bump to 2.
1882
1883 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
1884
1885         * config/aarch64/aarch64-protos.h
1886         (aarch64_const_double_zero_rtx_p): Rename to...
1887         (aarch64_float_const_zero_rtx_p): ...this.
1888         (aarch64_float_const_representable_p): New.
1889         (aarch64_output_simd_mov_immediate): Likewise.
1890         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
1891         move immediate case.
1892         * config/aarch64/aarch64.c
1893         (aarch64_const_double_zero_rtx_p): Rename to...
1894         (aarch64_float_const_zero_rtx_p): ...this.
1895         (aarch64_print_operand): Allow printing of new constants.
1896         (aarch64_valid_floating_const): New.
1897         (aarch64_legitimate_constant_p): Check for valid floating-point
1898         constants.
1899         (aarch64_simd_valid_immediate): Likewise.
1900         (aarch64_vect_float_const_representable_p): New.
1901         (aarch64_float_const_representable_p): Likewise.
1902         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
1903         (aarch64_output_simd_mov_immediate): New.
1904         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
1905         (*movdf_aarch64): Likewise.
1906         * config/aarch64/constraints.md (Ufc): New.
1907         (Y): call aarch64_float_const_zero_rtx.
1908         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
1909
1910 2013-01-07  Richard Biener  <rguenther@suse.de>
1911
1912         PR tree-optimization/55888
1913         PR tree-optimization/55862
1914         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
1915         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
1916         not if it is contained therein.
1917
1918 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1919
1920         * config/avr/t-avr: Typo.
1921
1922 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
1923
1924         PR55243
1925         * config/avr/t-avr: Don't automatically rebuild
1926         $(srcdir)/config/avr/t-multilib
1927         $(srcdir)/config/avr/avr-tables.opt
1928         $(srcdir)/doc/avr-mmcu.texi
1929         (avr-mcus): New phony target to build them on request.
1930         (s-avr-mlib, s-avr-mmcu-texi): Remove.
1931         * avr/avr-mcus.def: Adjust comments.
1932
1933 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
1934
1935         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
1936
1937 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1938
1939         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
1940
1941 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
1942
1943         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
1944
1945 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
1946
1947         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
1948         to generate profiling.
1949         * config/rs6000/aix64.h (LIB_SPEC): Same.
1950
1951 2013-01-04  Andrew Pinski  <apinski@cavium.com>
1952
1953         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
1954         New function.
1955         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1956
1957 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
1958
1959         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
1960         unconditionally.
1961         (ix86_expand_move): Ditto.
1962         (ix86_zero_extend_to_Pmode): Ditto.
1963         (ix86_expand_call): Ditto.
1964         (ix86_expand_special_args_builtin): Ditto.
1965         (ix86_expand_builtin): Ditto.
1966
1967 2013-01-04  Richard Biener  <rguenther@suse.de>
1968
1969         PR tree-optimization/55862
1970         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
1971         translating them through PHI nodes.
1972
1973 2013-01-04  Martin Jambor  <mjambor@suse.cz>
1974
1975         PR tree-optimization/55755
1976         * tree-sra.c (sra_modify_assign): Do not check that an access has no
1977         children when trying to avoid producing a VIEW_CONVERT_EXPR.
1978
1979 2013-01-04  Marek Polacek  <polacek@redhat.com>
1980
1981         PR middle-end/55859
1982         * opts.c (default_options_optimization): Clarify error message.
1983
1984 2013-01-04  Richard Biener  <rguenther@suse.de>
1985
1986         PR middle-end/55863
1987         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
1988         reassociation.
1989
1990 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1991
1992         PR target/53789
1993         * config/pa/pa.md (movsi): Revert previous change.
1994         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1995         references.
1996
1997 2013-01-03  Richard Henderson  <rth@redhat.com>
1998
1999         * config/i386/i386.c (ix86_expand_move): Always assign to op1
2000         after eliminating TLS symbols.
2001
2002 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
2003
2004         PR bootstrap/50167
2005         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
2006         * graphite-poly.c (debug_gmp_value): Likewise.
2007
2008 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
2009
2010         PR target/55712
2011         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
2012         selected code model, define __code_mode_small__, __code_model_medium__,
2013         __code_model_large__, __code_model_32__ or __code_model_kernel__.
2014         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
2015         xchg temporary register with %k.  Declare temporary register as
2016         early clobbered.
2017         [__x86_64__]: For medium and large code models, preserve %rbx register.
2018
2019 2013-01-03  Richard Biener  <rguenther@suse.de>
2020
2021         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
2022         (dump_subscript): Adjust.
2023         (finalize_ddr_dependent): Do not dump redundant info.
2024         (analyze_siv_subscript): Adjust.
2025         (subscript_dependence_tester): Likewise.
2026         (compute_affine_dependence): Likewise.
2027
2028 2013-01-03  Richard Biener  <rguenther@suse.de>
2029
2030         Revert
2031         2013-01-03  Richard Biener  <rguenther@suse.de>
2032
2033         PR tree-optimization/55857
2034         * tree-vect-stmts.c (vectorizable_load): Do not setup
2035         re-alignment for invariant loads.
2036
2037         2013-01-02  Richard Biener  <rguenther@suse.de>
2038
2039         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
2040         invariant load do not generate a vector load from the scalar location.
2041
2042 2013-01-03  Richard Biener  <rguenther@suse.de>
2043
2044         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
2045         for not vectorizing.
2046         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
2047         not build INDIRECT_REFs, call get_name once only.
2048         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
2049         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
2050
2051 2013-01-03  Richard Biener  <rguenther@suse.de>
2052
2053         PR tree-optimization/55857
2054         * tree-vect-stmts.c (vectorizable_load): Do not setup
2055         re-alignment for invariant loads.
2056
2057 2013-01-03  Richard Biener  <rguenther@suse.de>
2058
2059         PR lto/55848
2060         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
2061         prefer a built-in decl.
2062
2063 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
2064
2065         * gcc.c (process_command): Update copyright notice dates.
2066         * gcov.c (print_version): Likewise.
2067         * gcov-dump.c (print_version): Likewise.
2068
2069         PR rtl-optimization/55838
2070         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
2071         iv0.step, iv1.step and step.
2072
2073 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
2074             Marc Glisse  <marc.glisse@inria.fr>
2075
2076         PR tree-optimization/55832
2077         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
2078         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
2079         integer_{one,zero}_node.
2080
2081 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
2082
2083         PR debug/54402
2084         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
2085         * var-tracking.c (reverse_op): Don't add reverse ops to
2086         VALUEs that have already
2087         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
2088
2089 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
2090
2091         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
2092
2093 2013-01-02  Teresa Johnson  <tejohnson@google.com>
2094
2095         * dumpfile.c (dump_loc): Print filename with location.
2096         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
2097         new location_t parameter to emit complete unroll message with
2098         new dump framework.
2099         (canonicalize_loop_induction_variables): Compute loops location
2100         and pass to try_unroll_loop_completely.
2101         * loop-unroll.c (report_unroll_peel): New function.
2102         (peel_loops_completely): Use new dump format with location
2103         for main dumpfile message, and invoke report_unroll_peel on success.
2104         (decide_unrolling_and_peeling): Ditto.
2105         (decide_peel_once_rolling): Remove old dumpfile message subsumed
2106         by report_unroll_peel.
2107         (decide_peel_completely): Ditto.
2108         (decide_unroll_constant_iterations): Ditto.
2109         (decide_unroll_runtime_iterations): Ditto.
2110         (decide_peel_simple): Ditto.
2111         (decide_unroll_stupid): Ditto.
2112         * cfgloop.c (get_loop_location): New function.
2113         * cfgloop.h (get_loop_location): Declare.
2114
2115 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
2116
2117         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
2118         NULL.
2119
2120 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2121
2122         PR middle-end/55198
2123         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
2124         BLKmode objects when EXPAND_MEMORY is specified.
2125
2126 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
2127
2128         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
2129         in loop predicate.
2130         (fold_builtin_cpu): Do not share cpu model decls across statements.
2131
2132 2013-01-02  Jason Merrill  <jason@redhat.com>
2133
2134         PR c++/55804
2135         * tree.c (build_array_type_1): Revert earlier change.
2136
2137 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
2138
2139         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
2140         "cortex-a57".
2141         * config/aarch64/aarch64-tune.md: Re-generate.
2142
2143 2013-01-02  Richard Biener  <rguenther@suse.de>
2144
2145         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
2146         invariant load do not generate a vector load from the scalar location.
2147
2148 2013-01-02  Richard Biener  <rguenther@suse.de>
2149
2150         PR bootstrap/55784
2151         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
2152         * configure: Regenerate.
2153
2154 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
2155
2156         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
2157         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
2158         (expand_builtin_int_roundingfn_2): Keep the original target around
2159         for the fallback case.
2160
2161 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
2162
2163         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
2164         to be clear for sign changes.
2165
2166 2013-01-01  Jan Hubicka  <jh@suse.cz>
2167
2168         * ipa-inline-analysis.c: Fix formatting.
2169
2170 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
2171
2172         PR tree-optimization/55831
2173         * tree-vect-loop.c (get_initial_def_for_induction): Use
2174         gsi_after_labels instead of gsi_start_bb.
2175 \f
2176 Copyright (C) 2013 Free Software Foundation, Inc.
2177
2178 Copying and distribution of this file, with or without modification,
2179 are permitted in any medium without royalty provided the copyright
2180 notice and this notice are preserved.